4. Use a flat-bladed screwdriver and carefully pry up on the side of the battery that is opposite the rib-
bon cable connector
5. Install the new battery. Make sure that the positive side (+) is facing up. Place the battery under
the small spring clips closest to the ribbon cable connector, then push down on the opposite end
of the battery to seat the battery (see red arrow below). The top of the small spring clips should be
visible after the battery is seated (see red circle below).
6. Replace the ribbon cables by fully inserting the cables into the connector; then pushing down on
the locking tab to secure the cables.
7. Replace the top cover when finished.
8. Reset the date and time (see Clock Setup).
Properly dispose of the old battery in accordance with local laws and regulations.
Keysight N6900/N7900 Series Operating and Service Guide 351
8 Service and Maintenance